Definitions for: Tetrapod

[n] a vertebrate animal having four feet or legs or leglike appendages

Webster (1913) Definition: Tet"ra*pod, n. [Gr. ? fourfooted; te`tra- (see
Tetra-) + ?, ?, foot.] (Zo["o]l.)
An insect characterized by having but four perfect legs, as
certain of the butterflies.

See Also: craniate, quadruped, vertebrate